what is the difference between wrench and spanner and ring? Hello all, I am quite confused about these words in mechanical field.

what is the difference between reflector and reflecting mirror and mirror? Hello everyone, could you help me with the difference in mechanical field? I am looking for a word to describe something which can reflect light, a kind of mirror, so I find reflector and reflecting mirror and mirror, but I want to know the difference among them. Thank you.

what is the difference between plier and clamper and caliper? Hello again, could you help me again about that? Thank you.

what is the difference between cable and wire? Hello, in mechanical field, should we use wire or cable in the machine assembly?

what is the difference between label and sticker? Hello, I am confused about the difference of the two words above. could you help me? Thanks a lot.

what is the difference between "grease" and "Lubricating oil"? hello all, could you tell me the difference between "grease" and "Lubricating oil"in the mechanical field? Thanks a lot.

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what's the difference between capicity and parameter in the mechanical field?

what is the meaning of the abbrivation "AQE"/'LGS"/'QAI"/"VQ"/"EMS"? Hello, could you help me with the abbrivation above? and could you give me some such abbrivations in the field of power tools like miter saw?